Select the type of medium that would be most suitable to isolate E. coli from a dirty catch urine sample in a patient suffering from a suspected UTI.

a. differential

b. semi solid

c. selective

d. enriched.

c. selective

Explanation:

Selective medium -

Selective type of medium is the most appropriate and suitable from the detection of the E. Coli.

Even a new generation of the selective media is available from Sigma - Aldrich which employs the chromogenic and florogenic substartes.

Hence,

these media detect E. Coli, due to the presence of beta - D - glucuronidase.